PermaBase Ultra Backer

PermaBase® BRAND UltraBacker® 1/4" Cement Board Underlayment is a rigid substrate made of Portland cement, aggregate and a glass mesh and mat facer that provides an exceptionally hard, smooth and durable surface that is able to withstand prolonged exposure to moisture.

Basic Uses

UltraBacker Cement Board is used as an underlayment for ceramic tile on floors, countertops, tub decks and outdoor kitchen counters.